Shotaro Kaneda

Kaneda is a carefree gangleader who boasts a custommodified motorcycle. He and Tetsuo have been best friends since early childhood. He is brash and not above teasing Tetsuo despite feeling affection for him as a younger brother. Upon rescuing Kei Kaneda becomes involved in the activities of her group of antigovernment guerillas in hopes of locating Tetsuo. Source: Wikipedia